The opinion polls (were showing) 76 percent of (the responders) more concerned a

游客2025-05-08  1

问题 The opinion polls (were showing) 76 percent of (the responders) more concerned about the shambles of (American education) than about any other problem (on) the political agenda.

选项 A、were showing
B、the responders
C、American education
D、on

答案 B

解析
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